DE1169754B - Verfahren zum galvanischen Abscheiden von doppelten Chromueberzuegen - Google Patents

Verfahren zum galvanischen Abscheiden von doppelten Chromueberzuegen

Info

Publication number
DE1169754B
DE1169754B DEM45347A DEM0045347A DE1169754B DE 1169754 B DE1169754 B DE 1169754B DE M45347 A DEM45347 A DE M45347A DE M0045347 A DEM0045347 A DE M0045347A DE 1169754 B DE1169754 B DE 1169754B
Authority
DE
Germany
Prior art keywords
ions
cro
microns
layer
catalyst
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DEM45347A
Other languages
German (de)
English (en)
Inventor
Robert W Couch
James W Dunn
Edgar J Seyb Jun
Henry Mahlstedt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Primerica Inc
Original Assignee
Metal and Thermit Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metal and Thermit Corp filed Critical Metal and Thermit Corp
Publication of DE1169754B publication Critical patent/DE1169754B/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
    • C25D5/14—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium two or more layers being of nickel or chromium, e.g. duplex or triplex layers
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/04—Electroplating: Baths therefor from solutions of chromium
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/60—Electroplating characterised by the structure or texture of the layers
    • C25D5/625—Discontinuous layers, e.g. microcracked layers
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/627—Electroplating characterised by the visual appearance of the layers, e.g. colour, brightness or mat appearance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Chemically Coating (AREA)
DEM45347A 1959-05-28 1960-05-18 Verfahren zum galvanischen Abscheiden von doppelten Chromueberzuegen Pending DE1169754B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81637159A 1959-05-28 1959-05-28
US26152663A 1963-02-27 1963-02-27

Publications (1)

Publication Number Publication Date
DE1169754B true DE1169754B (de) 1964-05-06

Family

ID=31498110

Family Applications (2)

Application Number Title Priority Date Filing Date
DEM45347A Pending DE1169754B (de) 1959-05-28 1960-05-18 Verfahren zum galvanischen Abscheiden von doppelten Chromueberzuegen
DE19641496896 Pending DE1496896A1 (de) 1959-05-28 1964-02-27 Metallgegenstand mit dekorativem Chromueberzug und hoher Korrosionsbestaendigkeit

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19641496896 Pending DE1496896A1 (de) 1959-05-28 1964-02-27 Metallgegenstand mit dekorativem Chromueberzug und hoher Korrosionsbestaendigkeit

Country Status (4)

Country Link
US (1) US3461048A (fr)
DE (2) DE1169754B (fr)
FR (1) FR1255874A (fr)
GB (1) GB948739A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2142014A1 (fr) * 1971-06-18 1973-01-26 M & T Chemicals Inc

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1087613A (en) * 1963-09-19 1967-10-18 Wilmot Breeden Ltd Improvements in or relating to the electrodeposition of chromium
FR1597909A (fr) * 1968-02-03 1970-06-29
US3725214A (en) * 1971-02-19 1973-04-03 Du Pont Chromium plating medium for a portable plating device
US4039399A (en) * 1971-03-11 1977-08-02 Dana Corporation Method of making a bearing surface
US3812566A (en) * 1972-07-03 1974-05-28 Oxy Metal Finishing Corp Composite nickel iron electroplate and method of making said electroplate
USH543H (en) 1986-10-10 1988-11-01 The United States Of America As Represented By The Secretary Of The Army Laminated chromium composite
US4996131A (en) * 1987-12-28 1991-02-26 Nouel Jean Marie Offset plate with thin chromium layer and method of making
US4857436A (en) * 1987-12-28 1989-08-15 Nouel Jean Marie Offset plates with two chromium layers
US20040175582A1 (en) * 2002-12-05 2004-09-09 Olin Corporation, A Corporation Of The Commonwealth Of Virginia Laser ablation resistant copper foil
US7749611B2 (en) * 2002-12-05 2010-07-06 Gbc Metals, L.L.C. Peel strength enhancement of copper laminates
CN101555614B (zh) * 2008-04-11 2011-03-30 深圳富泰宏精密工业有限公司 塑料表面电镀方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE890593C (de) * 1943-02-11 1953-09-21 Paul Eyerund Verfahren zur elektrolytischen Herstellung von schuetzenden Chromschichten auf temperaturbeanspruchten Grundmetallen
DE1120834B (de) * 1959-01-15 1961-12-28 Metal & Thermit Corp Bad zum galvanischen Abscheiden von Chromueberzuegen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678908A (en) * 1951-07-26 1954-05-18 Eastman Kodak Co Method of forming ferrotyping surfaces
US2755537A (en) * 1952-08-22 1956-07-24 Gen Motors Corp Electroplated article
US2800438A (en) * 1955-07-26 1957-07-23 Metal & Thermit Corp Chromium plating
US2916424A (en) * 1957-11-07 1959-12-08 Metal & Thermit Corp Process for chromium plating
US2871550A (en) * 1958-01-10 1959-02-03 Udylite Res Corp Composite chromium electroplate and method of making same
US3157585A (en) * 1959-12-18 1964-11-17 Gen Motors Corp Chromium plating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE890593C (de) * 1943-02-11 1953-09-21 Paul Eyerund Verfahren zur elektrolytischen Herstellung von schuetzenden Chromschichten auf temperaturbeanspruchten Grundmetallen
DE1120834B (de) * 1959-01-15 1961-12-28 Metal & Thermit Corp Bad zum galvanischen Abscheiden von Chromueberzuegen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2142014A1 (fr) * 1971-06-18 1973-01-26 M & T Chemicals Inc

Also Published As

Publication number Publication date
DE1496896A1 (de) 1969-09-18
FR1255874A (fr) 1961-03-10
US3461048A (en) 1969-08-12
GB948739A (en) 1964-02-05

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